A.再生災(zāi)害 B.次生災(zāi)害 C.間接災(zāi)害 D.原生災(zāi)害
A.1/2 B.1/3 C.2/3 D.1/4
A.震災(zāi)較輕 B.震災(zāi)嚴(yán)重 C.震災(zāi)多發(fā) D.地震較少